1. Institute of Hematology “L. e A. Seràgnoli”, Department of Experimental, Diagnostic and Specialty Medicine, University of Bologna, Bologna, Italy
2. Institute of Hematology and Blood Transfusion, Prague, Czech Republic
3. Oncology-Hematology Department, “S. Maria delle Croci” Hospital, Ravenna, Italy
4. Hematology, Parma University Hospital, Parma, Italy
5. Division of Haematology, Fondazione IRCCS Ca’ Granda Ospedale Maggiore Policlinico, Milano, Italy
6. Hematology Section, Department of Emergency and Organ Transplantation, University of Bari, Bari, Italy
7. Unit of Blood Disease and Stem Cell Transplantation, Department of Clinical and Experimental Sciences, University of Brescia, Brescia, Italy